13505530345530 has 16 divisors (see below), whose sum is σ = 32413272829344. Its totient is φ = 3601474758800.

The previous prime is 13505530345507. The next prime is 13505530345543. The reversal of 13505530345530 is 3554303550531.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 225092172396 + ... + 225092172455.

It is an arithmetic number, because the mean of its divisors is an integer number (2025829551834).

Almost surely, 2^{13505530345530} is an apocalyptic number.

13505530345530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13505530345530 is an abundant number, since it is smaller than the sum of its proper divisors (18907742483814).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13505530345530 is a wasteful number, since it uses less digits than its factorization.

13505530345530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 450184344861.

The product of its (nonzero) digits is 1012500, while the sum is 42.

The spelling of 13505530345530 in words is "thirteen trillion, five hundred five billion, five hundred thirty million, three hundred forty-five thousand, five hundred thirty".